CVE-2024-1455

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

A vulnerability in the langchain-ai/langchain repository allows for a Billion Laughs Attack, a type of XML External Entity (XXE) exploitation. By nesting multiple layers of entities within an XML document, an attacker can cause the XML parser to consume excessive CPU and memory resources, leading to a denial of service (DoS).

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-776

Affected software

No affected versions have been published.

Timeline

Published
Mar 26, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2024-1455: Medium severity, CVSS 5.9 | Vulnix